http://book.klll.cc/ebooks/author/52928.opds?sort_order=release_date 2025-11-18T05:38:44Z Books by Orr, M. A. (Mary Acworth) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T05:38:44Z https://en.wikipedia.org/wiki/Mary_Acworth_Evershed See also: en.wikipedia 2025-11-18T05:38:44Z https://book.klll.cc/ebooks/71999.opds Stars of the southern skies M. A. Orr 2025-11-18T05:38:44Z https://book.klll.cc/ebooks/64489.opds Dante and the early astronomers M. A. Orr